Carpet dyeing system
US4239490A · kind A · utility
17Cited by
5References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 16, 1979 |
| Grant date | Dec 16, 1980 |
| Priority date | — |
| Expiry date | Mar 16, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S8/929
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method of dyeing a tufted pile carpet on location. The method comprises the steps of spraying a dye liquor onto the pile of the carpet, spraying a sealer onto the pile of the carpet to fix the dye therein and drying the carpet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.